p.36 Extended Color BASIC for the TRS-80 Color Computer
[author Stan Miastkowski]
Fast, easy. and inexpensive graphics are finally available for personal computers with this new system from Radio Shack.
p.46 The Commodore VIC 20 Microcomputer: A Low Cost High Performance Consumer Computer
[author Gregg Williams]
The VIC 20 has color, Sound, graphics, and expandability, and sells for $299.9S.
p.66 DC Motor Controls: Build a Motorized Platform
[author Steve Ciarcia]
Appropriate circuts can very precisely control permanent-magnet DC motors.
p.128 Washington Tackles the Software Problem
[author Christopher Kern]
Recent court decisions pave the way for more software protection again piracy.
p.140 Legal Protection for Computer Hardware and Software
[author Stephen A Becker]
An overview of patents, copyrights, and trade secrets, and how they relate to computer software and hardware protection.
p.152 Wire-Wrapping and Proto-System Techniques
[author Adolph Mangieri]
Construction of homebrew designs is greatly aided by the complete wire-wrapping systems from Vector Electronics.
p.171 Speeding Up TRS-80 Graphics
[author Ronald Bobo and John Knoderer]
Improve the response time of BASIC graphics displays on you TRS-80.
p.204 An integer Math Package for the 8080
[author Bruce D Carbrey]
These routines are useful when you need arithmetic operations on signed 16-bit numbers.
p.280 Using interrupts on the Apple II System
[author George M White]
The use of interrupts in the 6502 microprocessor is demonstrated using an Apple II.
p.296 Digital Plotting with the Apple II Computer
[author Richard C Hallgren]
Interface an x.y plotter directly to an Apple II with a minimum of hardware.
p.316 Recursion and Side Effects in Pascal
[author Rotert Morris]
The use of global and local variables can change how a program works.
p.326 DEMONS: A Symbolic Debugging Monitor
[author A I Halsema]
Debug your machine-language programs for 6800-based systems using instruction mnemonics.
p.360 Build a Super Simple Floppy-Disk Interface, Part 1
[author James Nicholson and Roger Camp]
Ten integrated circuits can provide all the features of a commercial disk controller at a fraction of the cost.
p.408 A File Catalog System for UCSD Pascal
[author Edward Heyman]
Keep track of all those scattered files with this organization system.
p.436 Numerical Methods in Data Analysis
[author Toan C Nguyen] Gauss Jordon elimination and the Newton-Raphson method can be used to find the function curve that best fits a set of empirically determined data.
p.22 The Epson MX-80 and MX-70 Printers
[author Kevin Cohan]
p.106 BYTE's Arcade
[author Gregg Williams]
[author Bob Liddil]
[author Robin Moore]
Asteroids in Space and Planetoids
[author Oliver Holt]
p.148 Dancing Demon from Radio Shack
[author Elizabeth Cooper and Yvan Kolya]
p.248 Super STEP
[author Stanley D Robbins]
[author Mark Dahmke]